Cast iron CHNHMD
Designation
Name |
The value |
Designation GOST Cyrillic |
ЧНХМД |
Designation GOST Latin |
ChHXMD |
Transliteration |
ChNHMD |
The chemical elements |
ZrНCrMoCu |
Description
Cast iron CHNHMD used: for the manufacture of parts with high mechanical properties, wear resistance and corrosion in slightly alkaline, gaseous media (internal combustion engines and technical oxygen) and water solution (blocks and cylinder heads, exhaust pipes of internal combustion engines, steam engines and turbines; pistons and cylinder liners, steam engines, diesel and marine diesel engines, parts and oxygen gas motorcompressors, parts of paper machines).
Note
Corrosion resistant Nickel alloyed cast iron.
Standards
Name |
Code |
Standards |
Castings with special properties (cast iron and steel) |
В83 |
GOST 7769-82 |
Chemical composition
Standard |
C |
S |
P |
Mn |
Cr |
Si |
Ni |
Fe |
Cu |
Mo |
GOST 7769-82 |
2.8-3.2 |
≤0.12 |
≤0.15 |
0.8-1.2 |
0.2-0.7 |
1.6-2 |
0.7-1.6 |
The rest |
0.2-0.5 |
0.2-0.7 |
Fe is the basis.
Mechanical characteristics
σB, MPa |
Brinell hardness number, MPa |
Castings on OST 1 90077-72 |
≥290 |
201-286 |
Description mechanical marks
Name |
Description |
σB |
Limit short-term strength |